UCLA Health Research and Education: David Geffen School of Medicine at UCLAPatient Care: UCLA Health
UCLA Center for Human Nutrition RFO Weight Loss Program
About Us
Our Expert Team
Program Information
Dietary Programs
Clinic Hours
Contact Us

Ronald Reagan UCLA Medical Center Rated Best in the West

Ronald Reagan
UCLA Medical Center
Rated One of the Top
Hospitals in the U.S.
23 Consecutive Years


Our Expert Team


David Heber, MD, PhDDirector - David Heber, MD, PhD

The Director of the Risk Factor Obesity Program (RFO), David Heber, M.D., Ph.D., is Director of the UCLA Center for Human Nutrition, Professor of Medicine, David Geffen School of Medicine at UCLA. He is internationally prominent in the fields of nutrition, metabolism, obesity and its associated complications. He has published seminal research articles on the causes of obesity, weight loss strategies, and the relationship of obesity to cancer and cardiovascular disease.

More about Dr. David Heber >>

Manager - Joe Walker

Mr. Joe Walker is the Administrator of the Risk Factor Obesity Program. He has a strong background in business and mathematics having obtained an Applied Mathematics degree from UCLA. He has worked closely with the RFO program and its founding under the late Dr. Morton H. Maxwell from the late 1970's until 2000. Since 2001, he has worked closely with Dr. David Heber, the Director of the Program within the UCLA Center for Human Nutrition and the Department of Medicine. Together with Dr. Heber he supervises a multidisciplinary teams of  physicians, dietitians, psychologists, nurses, and administrative staff. He is responsible to the Department of Medicine and the University for both the fiscal and professional administration of the program and meets with Dr. Heber on a regular basis as the program is housed in the Center for Human Nutrition. 

Mr. Walker is responsible for maintaining the customer-oriented attitudes of all personnel within the program. Patients repeatedly compliment the staff on their service-oriented attitude and you will find Joe to be informative and experienced in the direction of the program on a day-to-day basis.


Dietary Programs
Very Low Calorie Diet
A VLCD is defined medically as a diet of 800 calories per day or less
Modified Very Low Calorie Diet
The MVLCD diet plan consists of three to four RFO nutritional products per day plus one portion controlled meal.
Low Calorie Diet
The LCD program utilizes both RFO nutritional products and portion-controlled meals.
Maintenance Program
The program utilizes meetings and seminars on techniques and strategies for weight maintenance.
More about dietary programs >>